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Question

A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

Options:
A .  3.6
B .  7.2
C .  8.4
D .  10
Answer: Option B


Speed =
A Person Crosses A 600 M Long Street In 5 Minutes. What Is H...
600
A Person Crosses A 600 M Long Street In 5 Minutes. What Is H...m/sec.
5 x 60


   = 2 m/sec.


Converting m/sec to km/hr (see important formulas section)



   =
A Person Crosses A 600 M Long Street In 5 Minutes. What Is H...
2 x
18
A Person Crosses A 600 M Long Street In 5 Minutes. What Is H...
km/hr
5


   = 7.2 km/hr.


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